Collapse two sync.atomic calls
Collapse two sync.atomic calls

It doesn't matter since we're inside a mutex anyways, but this is cleaner.

vrischmann/sarama,HelixEducation/sarama,scalingdata/sarama,DataDog/sarama,VividCortex/sarama,vrischmann/sarama,jepst/sarama,raisemarketplace/sarama,remerge/sarama,raisemarketplace/sarama,mailgun/sarama,Shopify/sarama,HelixEducation/sarama,mailgun/sarama,scalingdata/sarama,remerge/sarama,VividCortex/sarama,jepst/sarama,DataDog/sarama,Shopify/sarama